Representative before the EPO

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Cordula Knefel has worked on the following 34 EPO patent applications which have been published in the last five years:

EP11179595

Double-sided adhesive tape

IPC classification:
B32B 27/12, C09J 7/00
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12007495

Remote controllable flight platform

IPC classification:
B64C 39/02
Agent:
Walther Walther & Hinz GbR
Status:
The patent has been granted
EP13000436

Flight system

IPC classification:
A63H 27/00, A63H 30/04, G05D 1/00
Agent:
Walther Walther & Hinz GbR
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION IN PROGRESS
EP14155807

Vacuum system

IPC classification:
F04B 37/14, F04C 25/02, F04C 27/00, F04D 19/04, F04D 29/08, F04D 29/52, F16L 23/16
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
GRANT OF PATENT INTENDED
EP13192442

Vacuum system

IPC classification:
F04C 11/00, F04C 25/02, F04C 27/00, F04D 19/04
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
PATENT GRANTED
EP14169692

Vacuum assembly with a vacuum device and method for detecting communicated data in a communication line between a vacuum device and a central control device

IPC classification:
G08C 19/00
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
GRANT OF PATENT INTENDED
EP13193613

Method for coating and/or varnishing of the magnet rings of a rotor magnet bearing, rotor magnet bearing and vacuum pump

IPC classification:
B05D 1/00, B05D 3/04, F16C 32/04
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
GRANT OF PATENT INTENDED
EP14181981

Vacuum pump and assembly with a vacuum pump

IPC classification:
F04D 19/04, F04D 29/52, F04D 29/58, F04D 29/60, F04D 29/66
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
GRANT OF PATENT INTENDED
EP14183255

Assembly with a vacuum pump and method for compensating for a magnetic field of at least one component creating a magnetic interference field arranged in a vacuum pump

IPC classification:
F04B 37/14, F04D 19/04, F04D 27/02, F04D 29/058, F04D 29/66
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
GRANT OF PATENT INTENDED
EP14152769

Device for electrostimulation, and method for controlling multiple electrodes in a device for electrostimulation

IPC classification:
A61N 1/04, A61N 1/36
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
PATENT GRANTED
EP14189143

Housing for a roller piston pump

IPC classification:
F04C 18/12, F04C 29/04, F04C 29/12
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION IN PROGRESS
EP14196002

VACUUM PUMP WITH IMPROVED INLET GEOMETRY

IPC classification:
F04D 19/04, F04D 29/52
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
GRANT OF PATENT INTENDED
EP14197103

VACUUM PUMP WITH LUBRICANT COOLER

IPC classification:
F04C 25/02, F04C 29/02, F04C 29/04
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15154603

Solid fuel fireplace for domestic use

IPC classification:
E05B 3/00, F23M 7/00, F24B 13/00
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP15151656

Vacuum pump

IPC classification:
F04C 27/00, F04C 29/00
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15164991

VACUUM PUMP WITH COOLING FINS

IPC classification:
F01C 17/02, F01C 21/10, F04C 18/12, F04C 25/02, F04C 29/02, F04C 29/04
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15185155

METHOD FOR MANUFACTURING A ROTOR OR STATOR DISC FOR A VACUUM PUMP AND ROTOR OR STATOR DISC FOR A VACUUM PUMP

IPC classification:
F04D 19/04, F04D 29/02, F04D 29/32, F04D 29/54, F04D 29/64
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION IN PROGRESS
EP15186299

VACUUM PUMP

IPC classification:
F04D 19/04, F04D 29/058, F04D 29/64, F16C 25/00, F16C 32/04
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION IN PROGRESS
EP12169434

Device with a RFID reader

IPC classification:
G06K 7/00, G06K 7/10, H01Q 1/22, H01Q 7/00
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP15192791

DEVICE WITH A SENSING HEAD

IPC classification:
G01B 5/00, G01B 5/012, G01B 21/04
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION IN PROGRESS
EP14198987

Vacuum pump

IPC classification:
F04D 19/04, F04D 29/02, F04D 29/52
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION IN PROGRESS
EP11791564

DEVICE AND METHOD FOR WETTING GRAIN WITH A LIQUID

IPC classification:
B02B 1/04
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
PATENT GRANTED
EP15195426

ASSEMBLY FOR STORING THE SPINDLE OF A VACUUM PUMP

IPC classification:
F04D 17/16, F04D 19/04, F04D 29/056, F04D 29/059, F04D 29/66, F16C 19/06, F16C 27/04, F16C 35/04
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15186607

SPIRAL VACUUM PUMP

IPC classification:
F04C 18/02, F04C 29/00
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15157105

Vacuum pump and method for detecting a contact between at least one rotor and a stator of a vacuum pump

IPC classification:
F04C 18/12, F04C 18/16, F04C 25/02, F04C 28/28, F04C 29/00
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15158563

VACUUM PUMP

IPC classification:
F04C 18/16, F04D 19/04, F04D 29/059
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15158724

Vacuum pump and method for operating a scroll pump or a vacuum pump with at least two pump stages

IPC classification:
F04B 37/14, F04B 39/04, F04B 49/20, F04C 25/02, F04C 27/00
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15160152

HOUSING FOR A VACUUM PUMPING AND/OR FOR A PIECE OF A VACUUM PUMP

IPC classification:
F04D 19/04, F04D 29/52, F04D 29/58
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP16171251

SIDE-CHANNEL VACUUM PUMP STAGE WITH A STRIPPER THAT IS SLANTED ON THE SUCTION SIDE

IPC classification:
F04D 17/16, F04D 19/04, F04D 29/16, F04D 29/40, F04D 29/68
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP16171240

SIDE-CHANNEL VACUUM PUMP STAGE WITH A CHANNEL CROSS-SECTION THAT FEATURES A PARTICULAR CURVATURE

IPC classification:
F04D 17/16, F04D 19/04, F04D 29/16, F04D 29/40, F04D 29/68
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15172427

VACUUM PUMP

IPC classification:
F04B 37/14, F04D 19/04, F04D 25/06, F16D 1/06, H02K 1/27
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15174844

SPLIT FLOW VACUUM PUMP AND VACUUM SYSTEM WITH A SPLIT FLOW VACUUM PUMP

IPC classification:
F04D 19/04, F04D 29/053, F04D 29/52, F04D 29/58
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
EXAMINATION REQUESTED
EP15174845

SPLIT FLOW VACUUM PUMP

IPC classification:
F04D 19/04, F04D 29/053
Applicant:
Pfeiffer Vacuum GmbH
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
Request for examination was made
EP16165722

COORDINATE MEASURING DEVICE WITH AN ANALOGUE TOUCH PROBE, AND METHOD FOR MEASURING A WORKPIECE BY MEANS OF A COORDINATE MEASURING DEVICE

IPC classification:
G01B 3/00, G01B 5/012, G01B 7/012
Agent:
Cordula Knefel, Patentanwälte Knefel & Knefel
Status:
The application has been published

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